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[TEST] Added check for read-ready for decryption failure case #2609

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merged 2 commits into from
Feb 8, 2023
Merged

[TEST] Added check for read-ready for decryption failure case #2609

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950b81f
[MAINT] Added check for read-ready for decryption failure case
ethouris Jan 12, 2023
734731a
Fixed reports from code review
ethouris Jan 26, 2023
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57 changes: 56 additions & 1 deletion test/test_enforced_encryption.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -345,10 +345,16 @@ class TestEnforcedEncryption
ASSERT_EQ(SetPassword(PEER_CALLER, test.password[PEER_CALLER]), SRT_SUCCESS);
ASSERT_EQ(SetPassword(PEER_LISTENER, test.password[PEER_LISTENER]), SRT_SUCCESS);

// Determine the subcase for the KLUDGE (check the behavior of the decryption failure)
bool case_pw_failure = test.password[PEER_CALLER] != test.password[PEER_LISTENER];
bool case_both_relaxed = !test.enforcedenc[PEER_LISTENER] && !test.enforcedenc[PEER_CALLER];
bool case_sender_enc = test.password[PEER_CALLER] != "";
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const TResult &expect = test.expected_result;

// Start testing
srt::sync::atomic<bool> caller_done;
//volatile bool caller_done = false; // 1.4.3
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sockaddr_in sa;
memset(&sa, 0, sizeof sa);
sa.sin_family = AF_INET;
Expand All @@ -358,6 +364,8 @@ class TestEnforcedEncryption
ASSERT_NE(srt_bind(m_listener_socket, psa, sizeof sa), SRT_ERROR);
ASSERT_NE(srt_listen(m_listener_socket, 4), SRT_ERROR);

SRTSOCKET accepted_socket = -1;

auto accepting_thread = std::thread([&] {
const int epoll_event = WaitOnEpoll(expect);

Expand All @@ -366,7 +374,7 @@ class TestEnforcedEncryption
// otherwise SRT_INVALID_SOCKET after the listening socket is closed.
sockaddr_in client_address;
int length = sizeof(sockaddr_in);
SRTSOCKET accepted_socket = -1;
//SRTSOCKET accepted_socket = -1;
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if (epoll_event == SRT_EPOLL_IN)
{
accepted_socket = srt_accept(m_listener_socket, (sockaddr*)&client_address, &length);
Expand Down Expand Up @@ -484,6 +492,53 @@ class TestEnforcedEncryption
EXPECT_EQ(srt_getsockstate(m_listener_socket), SRTS_LISTENING);
EXPECT_EQ(GetKMState(m_listener_socket), SRT_KM_S_UNSECURED);

if (!is_blocking && case_both_relaxed && case_pw_failure && case_sender_enc)
{
//// ! KLUDGE !
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
EXPECT_FALSE(accepting_thread.joinable());

int const epollRead = srt_epoll_create();
int events = SRT_EPOLL_IN | SRT_EPOLL_ERR;
srt_epoll_add_usock(epollRead, accepted_socket, &events);
std::this_thread::sleep_for(std::chrono::milliseconds(100));

{
int const epollWrite = srt_epoll_create();
events = SRT_EPOLL_OUT | SRT_EPOLL_ERR;
srt_epoll_add_usock(epollWrite, m_caller_socket, &events);
std::this_thread::sleep_for(std::chrono::milliseconds(100));

SRTSOCKET srtSocket = SRT_INVALID_SOCK;
int socketNum = 1;
const int epoll_res_w = srt_epoll_wait(epollWrite,
nullptr, nullptr, // read
&srtSocket, &socketNum, // write
500,
nullptr, nullptr, nullptr, nullptr); // R/W system sockets
std::cout << "W: " << epoll_res_w << std::endl;

char buffer[1316] = {1, 2, 3, 4};
ASSERT_NE(srt_sendmsg2(m_caller_socket, buffer, sizeof buffer, nullptr), SRT_ERROR);
std::this_thread::sleep_for(std::chrono::seconds(1));
}

SRTSOCKET srtSocket = SRT_INVALID_SOCK;
int socketNum = 1;
int epoll_res_r = srt_epoll_wait(epollRead, &srtSocket, &socketNum, nullptr, nullptr, 500, nullptr, nullptr, nullptr, nullptr);
std::cout << "R: " << epoll_res_r << std::endl;
EXPECT_LE(epoll_res_r, 0) << "It's wrongly reported, so let's take a look...";
char buffer[1316] = {};
EXPECT_EQ(srt_recvmsg2(accepted_socket, buffer, sizeof buffer, nullptr), -1);

epoll_res_r = srt_epoll_wait(epollRead, &srtSocket, &socketNum, nullptr, nullptr, 500, nullptr, nullptr, nullptr, nullptr);
EXPECT_LE(epoll_res_r, 0) << "Another?!";
//// ! /KLUDGE !

srt_epoll_release(epollRead);
}

if (is_blocking)
{
// srt_accept() has no timeout, so we have to close the socket and wait for the thread to exit.
Expand Down